Knierzinger, Dominik http://orcid.org/0000-0001-9542-8541
Crepaz-Eger, Ulrich
Hengg, Clemens
Kralinger, Franz
Article History
Received: 28 September 2019
First Online: 4 March 2020
Compliance with ethical standards
:
: F Kralinger is working as an educational consultant for DePuy-Synthes. All other authors declare that no conflict of interest exists concerning the present study.